例句：
He doesn't understand women at all.
他根本就不了解女性。
I can't understand a word she says.
她说的我一个字也听不懂。
I don't understand the instructions.
我不懂这些指令的意思。
I couldn't make out what she was saying.
我听不清她在说什么。
She hurried away without saying goodbye.
她连声再见都没说就急忙离开了。
He sommer hit me without saying anything.
他只是打了我，什么也没说。